Catalog Record: Some psychophysical tests of the conspicuities of emergency vehicle warning lights | HathiTrust Digital Library

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Some psychophysical tests of the conspicuities of emergency vehicle warning lights /
by Gerald L. Howett, Center for Building Technology, National Bureau of Standards, and the Law Enforcement Standards Laboratory, Center for Consumer Product Technology, National Bureau of Standards ; prepared for National Institute of Law Enforcement and Criminal Justice, Law Enforcement Assistance Administration, U.S. Department of Justice.

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Main Author: Howett, Gerald L.
Language(s): English
Published: Washington : Dept. of Commerce, National Bureau of Standards : for sale by the Supt.of Docs., U.S. Govt. Print. Off., 1979.
Subjects: Emergency vehicles.
Signal lights.
Physical Description: iv, 20 p. : ill. ; 27 cm.
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